Mine does it too so I hope it's normal but I wish he would stop
My baby went through this phase!
My daughter was doing this and we tried to ignore it unless she was really hurting herself and she finally stopped.
Yes. I did this as a baby. My mom put her hand under my head when I went to throw my head back on a cement floor in a basement and she yelled OWWWW and then apparently I never did it again.
Yes